Oil has been___________ following the price increases announced in the Budget.[ ]

Yao Yuan,a disabled woman, won the National Championships Cup last week.—Mygoodness! She _______a lot of difficulties!

Only when Tom fully recovered___________back towork

The teacher is not only strict ____ his pupils but also strict ____ his own work

lt was his positive attitude to life and hard work _________finally led him to his successful career .